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Blocks and yields in Ruby
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Yes, it is a bit puzzling at first.
In Ruby, methods may receive a code block in order to perform arbitrary segments of code.
When a method expects a block, it invokes it by calling the yield function.
This is very handy, for i...
Are HTTPS URLs encrypted?
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Yes, the SSL connection is between the TCP layer and the HTTP layer. The client and server first establish a secure encrypted TCP connection (via the SSL/TLS protocol) and then the client will send the HTTP request (GET, POST, DELETE...) over that ...
How to Set Variables in a Laravel Blade Template
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It is discouraged to do in a view so there is no blade tag for it.
If you do want to do this in your blade view, you can either just open a php tag as you wrote it or register a new blade tag. Just an example:
<?php
/**
* &...
Getting the thread ID from a thread
... ways to make it work with managed threads, I'm sure, all you need to find is the thread handle and pass it to that function.
GetCurrentThreadId returns the ID of the current thread.
GetCurrentThreadId has been deprecated as of .NET 2.0: the recommended way is the Thread.CurrentThread.ManagedThre...
What is the easiest way to make a C++ program crash?
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The abort() function is probably your best bet. It's part of the C standard library, and is defined as "causing abnormal program termination" (e.g, a fatal error or crash).
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Open file in a relative location in Python
Suppose python code is executed in not known by prior windows directory say 'main' , and wherever code is installed when it runs it needs to access to directory 'main/2091/data.txt' .
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What is the point of the diamond operator () in Java 7?
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The issue with
List<String> list = new LinkedList();
is that on the left hand side, you are using the generic type List<String> where on the right side you are using the raw type LinkedList. Raw types in Java effec...
Why is using “for…in” for array iteration a bad idea?
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The reason is that one construct:
var a = []; // Create a new empty array.
a[5] = 5; // Perfectly legal JavaScript that resizes the array.
for (var i = 0; i < a.length; i++) {
// Iterate over numeric indexes from 0 to...
Why is a C++ Vector called a Vector?
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Mathematical definition of a vector is a member of the set Sn, which is an ordered sequence of values in a specific set (S). This is what a C++ vector stores.
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How do I force my .NET application to run as administrator?
Once my program is installed on a client machine, how do I force my program to run as an administrator on Windows 7?
12 An...